reg 74 Oral testimony to be given on oath
(1) Oral testimony shall be given on oath. (2) This rule is subject to— (a) section 5 of the Oaths Act 1978 (affirmation); (b) section 31 of the 1999 Act (evidence admitted under a special measures direction); and (c) section 56 of that Act (reception of unsworn evidence by witness who is not permitted to be sworn).